1. Report Industry Investment Rating - Not provided in the given content 2. Core Viewpoints of the Report - The energy - chemical sector is divided into energy, alcohols, polyolefins, rubber, polyesters, alkalis, and others [9]. - Strategies mainly involve constructing option portfolio strategies dominated by sellers and spot hedging or covered strategies to enhance returns [3]. - Each option variety's strategy report is compiled based on the analysis of the underlying market, option factor research, and option strategy suggestions [9]. 3. Summary by Related Catalogs 3.1 Overview of Underlying Futures Markets - The report presents the latest prices, price changes, price change rates, trading volumes, volume changes, open interests, and open interest changes of various energy - chemical option underlying contracts, including crude oil, liquefied petroleum gas (LPG), methanol, etc. [4]. 3.2 Option Factors - Volume and Open Interest PCR - The volume PCR and open interest PCR of various energy - chemical options are provided. These indicators are used to describe the strength of the option underlying market and the turning point of the underlying market [5]. 3.3 Option Factors - Pressure and Support Levels - The pressure points, support points, and their offsets, as well as the maximum call and put open interests of various energy - chemical options, are presented, which help to analyze the pressure and support levels of the underlying assets [6]. 3.4 Option Factors - Implied Volatility - The report shows the at - the - money implied volatility, weighted implied volatility, its change, annual average, call and put implied volatilities, historical 20 - day volatility, and the difference between implied and historical volatilities of various energy - chemical options [7]. 3.5 Strategy and Suggestions for Each Option Variety 3.5.1 Energy - related Options: Crude Oil - **Underlying Market Analysis**: US crude oil inventories have different changes. The crude oil market has shown a complex price trend from August to November [8]. - **Option Factor Research**: The implied volatility of crude oil options fluctuates above the average. The open interest PCR is below 0.8, indicating a weak market. The pressure level is 540 and the support level is 460 [8]. - **Option Strategy Suggestions**: Build a short - biased call + put option combination strategy for volatility. For spot hedging, construct a long collar strategy [8]. 3.5.2 Energy - related Options: LPG - **Underlying Market Analysis**: The LPG market is relatively strong, with a rebound in the external market. The domestic fundamentals are tightening marginally. The market has shown a complex price trend since August [10]. - **Option Factor Research**: The implied volatility of LPG options has dropped significantly to near the lower - than - average level. The open interest PCR is around 0.8, indicating a weak market. The pressure level is 4500 and the support level is 4250 [10]. - **Option Strategy Suggestions**: Build a neutral - biased call + put option combination strategy for volatility. For spot hedging, construct a long collar strategy [10]. 3.5.3 Alcohol - related Options: Methanol - **Underlying Market Analysis**: The supply may increase, and the inventory is expected to rise slightly. The market has shown a weak - biased trend since August [10]. - **Option Factor Research**: The implied volatility of methanol options fluctuates around the historical average. The open interest PCR is below 0.8, indicating a weak - oscillating market. The pressure level is 2500 and the support level is 2000 [10]. - **Option Strategy Suggestions**: Build a bear spread strategy for direction. Build a short - biased call + put option combination strategy for volatility. For spot hedging, construct a long collar strategy [10]. 3.5.4 Alcohol - related Options: Ethylene Glycol - **Underlying Market Analysis**: The weekly production has a slight increase, and the port inventory has increased significantly. The market has shown a weak - biased trend since August [11]. - **Option Factor Research**: The implied volatility of ethylene glycol options fluctuates near the lower - than - average level. The open interest PCR is around 0.7, indicating strong short - side power. The pressure level is 4500 and the support level is 4000 [11]. - **Option Strategy Suggestions**: Build a bear spread strategy for direction. Build a short - volatility strategy for volatility. For spot hedging, hold a long position + buy a put option + sell an out - of - the - money call option [11]. 3.5.5 Polyolefin - related Options: Polypropylene - **Underlying Market Analysis**: The production has increased, and the capacity utilization rate has risen. The market has shown a weak - biased trend since August [11]. - **Option Factor Research**: The implied volatility of polypropylene options has dropped to near the average level. The open interest PCR is around 0.7, indicating a weak market. The pressure level is 7000 and the support level is 6300 [11]. - **Option Strategy Suggestions**: Build a bear spread strategy for direction. For spot hedging, hold a long position + buy an at - the - money put option + sell an out - of - the - money call option [11]. 3.5.6 Rubber - related Options: Rubber - **Underlying Market Analysis**: The tire production capacity utilization rate and inventory turnover days have different changes. The market has shown a weak - oscillating trend since August [12]. - **Option Factor Research**: The implied volatility of rubber options has dropped to near the lower - than - average level after a rapid increase. The open interest PCR is below 0.6. The pressure level is 16000 and the support level is 15000 [12]. - **Option Strategy Suggestions**: Build a short - biased call + put option combination strategy for volatility [12]. 3.5.7 Polyester - related Options: PTA - **Underlying Market Analysis**: The PTA load has been adjusted, and the market has shown a rebound - with - pressure trend since August [12]. - **Option Factor Research**: The implied volatility of PTA options fluctuates at a higher - than - average level. The open interest PCR is around 0.7, indicating an oscillating market. The pressure level is 4700 and the support level is 4300 [12]. - **Option Strategy Suggestions**: Build a neutral - biased call + put option combination strategy for volatility [12]. 3.5.8 Alkali - related Options: Caustic Soda - **Underlying Market Analysis**: The capacity utilization rate has decreased slightly, and the market has shown a weak - short - side trend since August [13]. - **Option Factor Research**: The implied volatility of caustic soda options fluctuates at a relatively high level. The open interest PCR is below 0.8, indicating a weak - oscillating market. The pressure level is 3000 and the support level is 2200 [13]. - **Option Strategy Suggestions**: Build a bear spread strategy for direction. For spot hedging, hold a long position + buy a put option + sell an out - of - the - money call option [13]. 3.5.9 Alkali - related Options: Soda Ash - **Underlying Market Analysis**: The inventory has increased year - on - year, and the market has shown a low - level weak - oscillating trend since August [13]. - **Option Factor Research**: The implied volatility of soda ash options fluctuates at a relatively high historical level. The open interest PCR is below 0.6, indicating strong short - side pressure. The pressure level is 1860 and the support level is 1100 [13]. - **Option Strategy Suggestions**: Build a bear spread strategy for direction. Build a short - volatility combination strategy for volatility. For spot hedging, construct a long collar strategy [13]. 3.5.10 Other Options: Urea - **Underlying Market Analysis**: The enterprise inventory has decreased, and the port inventory has increased. The market has shown a low - level oscillating and gradually rebounding trend since August [14]. - **Option Factor Research**: The implied volatility of urea options fluctuates slightly around the historical average. The open interest PCR is below 0.6, indicating strong short - side pressure. The pressure level is 1800 and the support level is 1600 [14]. - **Option Strategy Suggestions**: Build a neutral - biased call + put option combination strategy for volatility. For spot hedging, hold a long position + buy an at - the - money put option + sell an out - of - the - money call option [14].

Group 1: Report Overview - The report is an early morning strategy report on energy and chemical options dated November 20, 2025 [1] - It covers various energy and chemical option types, including energy (crude oil, LPG), polyolefins (PP, PVC, etc.), polyesters (PX, PTA, etc.), alkali chemicals (caustic soda, soda ash), and others (rubber) [2] - The recommended strategy is to construct option portfolio strategies mainly as sellers and spot hedging or covered strategies to enhance returns [2] Group 2: Underlying Futures Market Overview - The report provides the latest prices, price changes, trading volumes, and open interest of multiple underlying futures contracts, such as crude oil (SC2601), LPG (PG2601), and methanol (MA2601) [3] Group 3: Option Factors - Volume and Open Interest PCR - It presents the volume and open interest PCR of different option varieties, which are used to describe the strength of the option underlying market and the turning point of the underlying market [4] Group 4: Option Factors - Pressure and Support Levels - The pressure and support levels of option underlyings are analyzed from the strike prices with the largest open interest of call and put options [5] Group 5: Option Factors - Implied Volatility - The report shows the implied volatility data of various options, including at - the - money implied volatility, weighted implied volatility, and the difference between implied and historical volatility [6] Group 6: Strategy and Recommendations Crude Oil Options - Fundamental analysis shows that US crude oil inventories have different changes, with an increase in total, strategic, and commercial inventories and a decrease in Cushing inventories [7] - The price trend has been volatile, with different trends in each month from August to November [7] - Option factor research indicates that the implied volatility is above the average, the open interest PCR is below 0.80, and the pressure and support levels are 540 and 460 respectively [7] - Recommended strategies include a volatility strategy of selling a bearish call + put option combination and a spot long - hedging strategy of constructing a long collar [7] LPG Options - The LPG market is firm, with supply tightening recently. The price trend has also been volatile from August to November [9] - Option factors show that the implied volatility has dropped to below the average, the open interest PCR is around 0.80, and the pressure and support levels are 4500 and 4250 [9] - Recommended strategies include a volatility strategy of selling a neutral call + put option combination and a spot long - hedging strategy of constructing a long collar [9] Methanol Options - The supply of methanol may increase, and the price has shown a weak trend since August [9] - Option factors indicate that the implied volatility is around the historical average, the open interest PCR is below 0.80, and the pressure and support levels are 2500 and 2000 [9] - Recommended strategies include a directional strategy of constructing a bearish put spread, a volatility strategy of selling a bearish call + put option combination, and a spot long - hedging strategy of constructing a long collar [9] Ethylene Glycol Options - The supply of ethylene glycol has increased, and the price has been weak. Option factors show that the implied volatility is below the average, the open interest PCR is around 0.70, and the pressure and support levels are 4500 and 4050 [10] - Recommended strategies include a directional strategy of constructing a bearish put spread, a volatility strategy of shorting volatility, and a spot long - hedging strategy [10] Polypropylene Options - The production of polypropylene has increased, and the price has been weak. Option factors show that the implied volatility has dropped to around the average, the open interest PCR is around 0.70, and the pressure and support levels are 7000 and 6300 [10] - Recommended strategies include a directional strategy of constructing a bearish put spread and a spot long - hedging strategy [10] Rubber Options - The tire production capacity utilization rate has different changes, and the rubber price has been in a weak consolidation. Option factors show that the implied volatility has dropped to below the average, the open interest PCR is below 0.60, and the pressure and support levels are 16000 and 15000 [11] - Recommended strategies include a volatility strategy of selling a bearish call + put option combination [11] PTA Options - The PTA load has been adjusted, and the price has shown a rebound with pressure. Option factors show that the implied volatility is above the average, the open interest PCR is around 0.70, and the pressure and support levels are 4700 and 4300 [11] - Recommended strategies include a volatility strategy of selling a neutral call + put option combination [11] Caustic Soda Options - The production capacity utilization rate of caustic soda has changed regionally, and the price has been weak. Option factors show that the implied volatility is at a high level, the open interest PCR is below 0.80, and the pressure and support levels are 3000 and 2200 [12] - Recommended strategies include a directional strategy of constructing a bearish spread and a spot long - hedging strategy of constructing a long collar [12] Soda Ash Options - The inventory of soda ash has increased year - on - year, and the price has been in a low - level weak consolidation. Option factors show that the implied volatility is at a relatively high historical level, the open interest PCR is below 0.60, and the pressure and support levels are 1860 and 1100 [12] - Recommended strategies include a directional strategy of constructing a bearish spread, a volatility strategy of shorting volatility, and a spot long - hedging strategy of constructing a long collar [12] Urea Options - The enterprise inventory of urea has decreased, and the price has shown a rebound from low - level consolidation. Option factors show that the implied volatility is around the historical average, the open interest PCR is below 0.60, and the pressure and support levels are 1800 and 1600 [13] - Recommended strategies include a volatility strategy of selling a neutral call + put option combination and a spot long - hedging strategy [13] Group 7: Option Charts - The report includes various option charts for different underlying assets, such as price trend charts, trading volume and open interest charts, open interest PCR and trading volume PCR charts, and implied volatility charts for crude oil, LPG, methanol, etc. [14][35][55]

1. Report Industry Investment Rating - No relevant content provided 2. Core Viewpoints of the Report - The energy - chemical sector is mainly divided into energy, alcohols, polyolefins, rubber, polyesters, alkalis, and others. Strategies suggest constructing option combination strategies mainly as sellers and spot hedging or covered strategies to enhance returns [2][8] 3. Summary by Relevant Catalogs 3.1 Futures Market Overview - The report presents the latest prices, price changes, price change rates, trading volumes, volume changes, open interests, and open interest changes of various energy - chemical option underlying futures contracts, such as crude oil, liquefied petroleum gas (LPG), methanol, etc. For example, the latest price of crude oil SC2601 is 462, with a price increase of 1 and a price change rate of 0.24% [3] 3.2 Option Factors - Volume and Open Interest PCR - The report provides the volume and open interest PCR data of various energy - chemical options, which are used to describe the strength of the option underlying market and whether the underlying market has a turning point. For example, the open interest PCR of crude oil options is 0.80, indicating a relatively weak recent crude oil market [4] 3.3 Option Factors - Pressure and Support Levels - From the perspective of the exercise prices with the largest open interest of call and put options, the report determines the pressure and support levels of various energy - chemical option underlying assets. For example, the pressure level of crude oil is 540 and the support level is 460 [5] 3.4 Option Factors - Implied Volatility - The report shows the implied volatility data of various energy - chemical options, including at - the - money implied volatility, weighted implied volatility, and its changes. For example, the at - the - money implied volatility of crude oil options is 24.12%, and the weighted implied volatility is 26.46% with a change of - 0.17% [6] 3.5 Strategy and Recommendations 3.5.1 Energy - related Options - **Crude Oil**: - **Fundamentals**: US crude oil inventories showed different trends, with an overall increase in total, strategic, and commercial inventories, and a decrease in Cushing area inventories. - **Market Analysis**: The price showed a complex trend of rise and fall from August to November. - **Option Factors**: Implied volatility fluctuated above the average, open interest PCR was below 0.80, indicating a weak market, and the pressure and support levels were 540 and 460 respectively. - **Strategies**: Construct a short - biased call + put option combination strategy for volatility, and a long collar strategy for spot hedging [7] - **LPG**: - **Fundamentals**: The LPG market was relatively strong, with a rebound in the external market and a marginal tightening of the domestic fundamental situation. - **Market Analysis**: The price showed a trend of decline, rebound, and then consolidation from August to November. - **Option Factors**: Implied volatility dropped significantly to below the average, open interest PCR was around 0.80, indicating a weak market, and the pressure and support levels were 4500 and 4250 respectively. - **Strategies**: Construct a neutral - biased call + put option combination strategy for volatility, and a long collar strategy for spot hedging [9] 3.5.2 Alcohol - related Options - **Methanol**: - **Fundamentals**: Supply was expected to increase, and inventory might accumulate slightly. - **Market Analysis**: The price showed a weak downward trend from August to November. - **Option Factors**: Implied volatility fluctuated around the historical average, open interest PCR was below 0.80, indicating a weak and volatile market, and the pressure and support levels were 2500 and 2000 respectively. - **Strategies**: Construct a bear spread strategy for direction, a short - biased call + put option combination strategy for volatility, and a long collar strategy for spot hedging [9] - **Ethylene Glycol**: - **Fundamentals**: Production increased slightly, and port inventory increased significantly. - **Market Analysis**: The price showed a weak downward trend from August to November. - **Option Factors**: Implied volatility fluctuated below the average, open interest PCR was around 0.70, indicating strong short - side power, and the pressure and support levels were 4500 and 4050 respectively. - **Strategies**: Construct a bear spread strategy for direction, a short - volatility strategy for volatility, and a long collar strategy for spot hedging [10] 3.5.3 Polyolefin - related Options - **Polypropylene**: - **Fundamentals**: Production increased, and capacity utilization rose. - **Market Analysis**: The price showed a weak downward trend from August to November. - **Option Factors**: Implied volatility dropped to around the average, open interest PCR was around 0.70, indicating a weak market, and the pressure and support levels were 7000 and 6300 respectively. - **Strategies**: Construct a bear spread strategy for direction, and a long collar strategy for spot hedging [10] 3.5.4 Rubber - related Options - **Rubber**: - **Fundamentals**: Tire production capacity utilization showed different trends, and inventory turnover days changed. - **Market Analysis**: The price showed a weak consolidation trend from August to November. - **Option Factors**: Implied volatility rose sharply and then dropped to below the average, open interest PCR was below 0.60, and the pressure and support levels were 16000 and 15000 respectively. - **Strategies**: Construct a short - biased call + put option combination strategy for volatility [11] 3.5.5 Polyester - related Options - **PTA**: - **Fundamentals**: Some PTA plants had production adjustments, and the operating rate changed. - **Market Analysis**: The price showed a trend of decline, rebound, and then consolidation from August to November. - **Option Factors**: Implied volatility fluctuated above the average, open interest PCR was around 0.70, indicating a volatile market, and the pressure and support levels were 4700 and 4300 respectively. - **Strategies**: Construct a neutral - biased call + put option combination strategy for volatility [11] 3.5.6 Alkali - related Options - **Caustic Soda**: - **Fundamentals**: The average capacity utilization rate of caustic soda plants decreased slightly, with different trends in different regions. - **Market Analysis**: The price showed a weak downward trend from August to November. - **Option Factors**: Implied volatility was at a relatively high level, open interest PCR was below 0.80, indicating a weak and volatile market, and the pressure and support levels were 3000 and 2200 respectively. - **Strategies**: Construct a bear spread strategy for direction, and a long collar strategy for spot hedging [12] - **Soda Ash**: - **Fundamentals**: The inventory of soda ash manufacturers increased year - on - year. - **Market Analysis**: The price showed a weak consolidation trend from August to November. - **Option Factors**: Implied volatility was at a relatively high historical level, open interest PCR was below 0.60, indicating strong short - side pressure, and the pressure and support levels were 1860 and 1100 respectively. - **Strategies**: Construct a bear spread strategy for direction, a short - volatility combination strategy for volatility, and a long collar strategy for spot hedging [12] 3.5.7 Other Options - **Urea**: - **Fundamentals**: Enterprise inventory decreased, and port inventory increased. - **Market Analysis**: The price showed a trend of wide - range fluctuation, decline, and then rebound from August to November. - **Option Factors**: Implied volatility fluctuated slightly around the historical average, open interest PCR was below 0.60, indicating strong short - side pressure, and the pressure and support levels were 1800 and 1600 respectively. - **Strategies**: Construct a neutral - biased call + put option combination strategy for volatility, and a long collar strategy for spot hedging [13]

Group 1: Report Overview - The report is an energy and chemical options strategy morning report dated November 17, 2025 [1] - It covers various energy and chemical options, including energy, polyolefins, polyesters, alkali chemicals, and others [2] - The recommended strategy is to construct option portfolio strategies mainly as sellers, along with spot hedging or covered strategies to enhance returns [2] Group 2: Underlying Futures Market Overview - The report provides the latest prices, price changes, price change percentages, trading volumes, volume changes, open interests, and open interest changes of various option underlying futures contracts [3] Group 3: Option Factor - Volume and Open Interest PCR - The volume and open interest PCR data of different option varieties are presented, which are used to describe the strength of the underlying option market and the turning point of the underlying market [4] Group 4: Option Factor - Pressure and Support Levels - The pressure and support levels of different option underlying contracts are analyzed from the perspective of the strike prices with the largest open interest of call and put options [5] Group 5: Option Factor - Implied Volatility - The implied volatility data of different option varieties are provided, including at - the - money implied volatility, weighted implied volatility, and the difference between implied and historical volatility [6] Group 6: Option Strategy Analysis for Each Variety Energy - related Options Crude Oil - Fundamental analysis shows changes in US crude oil inventories; the market has a complex price trend from August to November [7] - Option factor research indicates that the implied volatility is above the average, the open interest PCR is below 0.80, the pressure level is 540, and the support level is 460 [7] - Recommended strategies include a volatility strategy of selling call + put option combinations and a spot long - hedging strategy of a long collar [7] Liquefied Petroleum Gas (LPG) - The LPG market is relatively strong; the price trend shows a pattern of decline, rebound, and consolidation [9] - Option factor research shows that the implied volatility has dropped to below the average, the open interest PCR is around 0.80, the pressure level is 4500, and the support level is 4250 [9] - Recommended strategies include a volatility strategy of selling neutral call + put option combinations and a spot long - hedging strategy of a long collar [9] Alcohol - related Options Methanol - Supply may increase, and the price trend is weak; the market is under pressure [9] - Option factor research shows that the implied volatility is around the historical average, the open interest PCR is below 0.80, the pressure level is 2500, and the support level is 2000 [9] - Recommended strategies include a directional strategy of a bear spread of put options, a volatility strategy of selling bearish call + put option combinations, and a spot long - hedging strategy of a long collar [9] Ethylene Glycol - Supply growth pressure exists; the price trend is weak [10] - Option factor research shows that the implied volatility is below the average, the open interest PCR is around 0.70, the pressure level is 4500, and the support level is 4050 [10] - Recommended strategies include a directional strategy of a bear spread of put options, a volatility strategy of shorting volatility, and a spot long - hedging strategy of buying put options and selling out - of - the - money call options [10] Polyolefin - related Options Polypropylene - Production has increased; the price trend is weak [10] - Option factor research shows that the implied volatility has dropped to around the average, the open interest PCR is around 0.70, the pressure level is 7000, and the support level is 6300 [10] - Recommended strategies include a directional strategy of a bear spread of put options and a spot long - hedging strategy of buying at - the - money put options and selling out - of - the - money call options [10] Rubber - related Options Rubber - Tire production capacity utilization and inventory turnover days show certain trends; the price trend is weak and consolidating [11] - Option factor research shows that the implied volatility has decreased to below the average, the open interest PCR is below 0.60, the pressure level is 16000, and the support level is 15000 [11] - Recommended strategies include a volatility strategy of selling bearish call + put option combinations [11] Polyester - related Options PTA - Device operation and load adjustment affect the market; the price trend shows a pattern of decline, rebound, and consolidation [11] - Option factor research shows that the implied volatility is above the average, the open interest PCR is around 0.70, the pressure level is 4700, and the support level is 4300 [11] - Recommended strategies include a volatility strategy of selling neutral call + put option combinations [11] Alkali - related Options Caustic Soda - Production capacity utilization varies by region; the price trend is weak and bearish [12] - Option factor research shows that the implied volatility is at a relatively high level, the open interest PCR is below 0.80, the pressure level is 3000, and the support level is 2200 [12] - Recommended strategies include a directional strategy of a bear spread and a spot long - hedging strategy of a long collar [12] Soda Ash - Inventory has increased year - on - year; the price trend is weak and consolidating [12] - Option factor research shows that the implied volatility is at a relatively high historical level, the open interest PCR is below 0.60, the pressure level is 1860, and the support level is 1100 [12] - Recommended strategies include a directional strategy of a bear spread, a volatility strategy of shorting volatility, and a spot long - hedging strategy of a long collar [12] Other Options Urea - Enterprise inventory is decreasing, and port inventory is increasing; the price trend shows a pattern of low - level consolidation and rebound [13] - Option factor research shows that the implied volatility is around the historical average, the open interest PCR is below 0.60, the pressure level is 1800, and the support level is 1600 [13] - Recommended strategies include a volatility strategy of selling neutral call + put option combinations and a spot long - hedging strategy of buying at - the - money put options and selling out - of - the - money call options [13] Group 7: Option Charts - The report includes various option charts for different varieties, such as price trend charts, volume and open interest charts, open interest PCR and turnover PCR charts, implied volatility charts, and historical volatility cone charts [14][34][52]

Group 1: Report Overview - The report is an early morning strategy report on energy and chemical options dated November 5, 2025 [1] - It covers various energy and chemical options including energy (crude oil, LPG), polyolefins (PP, PVC, etc.), polyesters (PX, PTA, etc.), alkali chemicals (caustic soda, soda ash), and others like rubber [2] - The recommended strategy is to construct option combination strategies mainly as sellers, along with spot hedging or covered call strategies to enhance returns [2] Group 2: Underlying Futures Market Overview - The latest prices, price changes, trading volumes, and open interest changes of multiple underlying futures contracts are presented, such as SC2512 for crude oil at 464 with a -0.19% change, and PG2512 for LPG at 4,239 with a -0.63% change [3] Group 3: Option Factor - Volume and Open Interest PCR - PCR indicators for various options are provided, including volume PCR and open interest PCR, which are used to describe the strength of the underlying option market and potential turning points [4] Group 4: Option Factor - Pressure and Support Levels - Pressure and support levels for each option are determined from the strike prices with the largest open interest of call and put options, such as 500 and 440 for crude oil [5] Group 5: Option Factor - Implied Volatility - Implied volatility data for different options are presented, including at - the - money implied volatility and volume - weighted implied volatility, with explanations on calculation methods [6] Group 6: Strategy and Recommendations for Specific Options Crude Oil Options - Fundamental analysis shows stable and rising refinery demand in the US, with OPEC exports mostly absorbed by China, and low refined product inventories in Europe [7] - Market analysis indicates a trend of weakening, consolidation, and then a rebound since July [7] - Option factor research reveals a decline in implied volatility to near the mean, a low open interest PCR indicating a weak market, and pressure and support levels at 500 and 450 [7] - Recommended strategies include a neutral call + put option selling combination for time value and directional gains, and a long collar strategy for spot hedging [7] LPG Options - Fundamental analysis points out pressure from oversupply and geopolitical issues on crude oil, and high propane inventories in the US [9] - Market analysis shows a pattern of decline, rebound, and then weakening since August [9] - Option factor research shows a significant decline in implied volatility to below the mean, an open interest PCR around 0.8 indicating a weak market, and pressure and support levels at 4500 and 4200 [9] - Recommended strategies are similar to crude oil options, including a neutral option selling combination and a long collar strategy [9] Methanol Options - Fundamental analysis shows high - level and hard - to - reduce port inventories and an increase in enterprise inventories [9] - Market analysis indicates a weakening trend since July [9] - Option factor research reveals implied volatility around the historical mean, an open interest PCR below 0.8 indicating a weak and volatile market, and pressure and support levels at 2300 and 2125 [9] - Recommended strategies include a bear spread strategy for directional gains, a bearish option selling combination, and a long collar strategy for spot hedging [9] Ethylene Glycol Options - Fundamental analysis shows a decrease in port inventories but an expected increase in the future due to high domestic production and incoming shipments [10] - Market analysis indicates a weakening trend since July [10] - Option factor research shows implied volatility below the mean, an open interest PCR around 0.7 indicating strong bearish power, and pressure and support levels at 4500 and 4050 [10] - Recommended strategies include a bear spread strategy, a volatility - selling strategy, and a long collar strategy for spot hedging [10] Polypropylene Options - Fundamental analysis shows inventory reduction in PE and PP production and trading enterprises, with higher inventory pressure on PP [10] - Market analysis indicates a weakening trend since July [10] - Option factor research reveals a decline in implied volatility to near the mean, an open interest PCR around 0.7 indicating a weak market, and pressure and support levels at 7000 and 6300 [10] - Recommended strategies include a long collar strategy for spot hedging [10] Rubber Options - Fundamental analysis shows a decline in natural rubber inventories in China [11] - Market analysis indicates a pattern of rise, fall, and then weak consolidation since July [11] - Option factor research shows a sharp rise and then a decline in implied volatility to below the mean, an open interest PCR below 0.6, and pressure and support levels at 17000 and 14000 [11] - Recommended strategies include a bearish option selling combination [11] PTA Options - Fundamental analysis shows a decline in PTA load and an expected increase in maintenance in November [11] - Market analysis indicates a weakening trend since August [11] - Option factor research shows implied volatility above the mean, an open interest PCR around 0.7 indicating a volatile market, and pressure and support levels at 4700 and 4300 [11] - Recommended strategies include a bearish option selling combination [11] Caustic Soda Options - Fundamental analysis shows an increase in the average utilization rate of caustic soda production capacity [12] - Market analysis indicates a weakening trend since September [12] - Option factor research shows high - level implied volatility, an open interest PCR below 0.8 indicating a weak and volatile market, and pressure and support levels at 2600 and 2240 [12] - Recommended strategies include a bear spread strategy and a long collar strategy for spot hedging [12] Soda Ash Options - Fundamental analysis shows stable soda ash inventories [12] - Market analysis indicates a weak and consolidating trend since August [12] - Option factor research shows high - level implied volatility, an open interest PCR below 0.6 indicating strong bearish pressure, and pressure and support levels at 1300 and 1100 [12] - Recommended strategies include a bear spread strategy, a volatility - selling combination, and a long collar strategy for spot hedging [12] Urea Options - Fundamental analysis shows a decline in enterprise and port inventories [13] - Market analysis indicates a weakening trend since September [13] - Option factor research shows implied volatility around the historical mean, an open interest PCR below 0.6 indicating strong bearish pressure, and pressure and support levels at 1800 and 1600 [13] - Recommended strategies include a neutral option selling combination and a long collar strategy for spot hedging [13]

1. Report Industry Investment Rating - No relevant content provided 2. Core Viewpoints of the Report - The energy - chemical sector is divided into energy, alcohols, polyolefins, rubber, polyesters, alkalis, and others. Strategies mainly involve constructing option portfolios dominated by sellers and spot hedging or covered strategies to enhance returns [2][8] 3. Summary by Related Catalogs 3.1 Futures Market Overview - For various energy - chemical option underlying futures, data such as the latest price, change, change rate, trading volume, volume change, open interest, and open interest change are presented. For example, the latest price of crude oil (SC2512) is 467, with a change of 2 and a change rate of 0.41% [3] 3.2 Option Factors - Volume and Open Interest PCR - Volume PCR and open interest PCR are used to describe the strength of the option underlying market and the turning point of the underlying market respectively. For instance, the volume PCR of crude oil is 0.72 with a change of - 0.17, and the open interest PCR is 0.74 with a change of 0.09 [4] 3.3 Option Factors - Pressure and Support Levels - The pressure and support levels of each option variety are analyzed from the perspective of the strike prices with the largest open interest of call and put options. For example, the pressure point of crude oil is 500 and the support point is 440 [5] 3.4 Option Factors - Implied Volatility - Indicators such as at - the - money implied volatility, weighted implied volatility, and the difference between implied and historical volatility are provided. For example, the at - the - money implied volatility of crude oil is 27.525, and the weighted implied volatility is 30.25 with a change of 0.56 [6] 3.5 Option Strategies and Recommendations 3.5.1 Energy - related Options - **Crude Oil**: The fundamental situation shows that US refinery demand is rising, shale oil production has a slight increase, and OPEC exports are increasing. The market has been in a state of consolidation. Option strategies include constructing a neutral call + put option selling combination strategy and a long collar strategy for spot hedging [7] - **LPG**: The cost - end crude oil is affected by supply and geopolitical issues. The market has shown a pattern of over - sold rebound. Option strategies involve constructing a neutral call + put option selling combination strategy and a long collar strategy for spot hedging [9] 3.5.2 Alcohol - related Options - **Methanol**: Port and enterprise inventories are in a state of high - level shock and low - level accumulation respectively. The market is weak. Option strategies include constructing a bear spread strategy for call options, a short - biased call + put option selling combination strategy, and a long collar strategy for spot hedging [9] - **Ethylene Glycol**: Port inventory is expected to accumulate. The market is weak. Option strategies include constructing a bear spread strategy for call options, a short - volatility strategy, and a long collar strategy for spot hedging [10] 3.5.3 Polyolefin - related Options - **Polypropylene**: Inventory pressure is relatively high. The market is weak. Option strategies include a long collar strategy for spot hedging [10] 3.5.4 Rubber - related Options - **Rubber**: Social inventory is decreasing. The market is in a state of weak consolidation. Option strategies include constructing a short - biased call + put option selling combination strategy [11] 3.5.5 Polyester - related Options - **PTA**: The load is under pressure, and the market is weak. Option strategies include constructing a short - biased call + put option selling combination strategy [11] 3.5.6 Alkali - related Options - **Caustic Soda**: The capacity utilization rate is rising, and the market is weak. Option strategies include constructing a bear spread strategy and a long collar strategy for spot hedging [12] - **Soda Ash**: Inventory is in a state of low - level shock. The market is weak. Option strategies include constructing a bear spread strategy, a short - volatility combination strategy, and a long collar strategy for spot hedging [12] 3.5.7 Other Options - **Urea**: Enterprise and port inventories are decreasing. The market is in a state of low - level shock. Option strategies include constructing a neutral call + put option selling combination strategy and a long collar strategy for spot hedging [13]

Group 1: Report Overview - Report Title: Energy and Chemical Options Strategy Morning Report [2] - Date: October 31, 2025 [2] - Covered Option Types: Energy (crude oil, LPG), polyolefins (PP, PVC, L, EB), polyester (PX, PTA, PF, PR), alkali chemicals (SH, SA, UR), and others (rubber) [3] - General Strategy: Construct option portfolio strategies mainly as sellers, and enhance returns through spot hedging or covered strategies [3] Group 2: Underlying Futures Market Overview - Multiple underlying futures are presented, including crude oil, LPG, methanol, etc., with details on the latest price, change, change rate, trading volume, volume change, open interest, and open interest change [4] Group 3: Option Factor - Volume and Open Interest PCR - PCR indicators (volume PCR and open interest PCR) are provided for various options, which are used to describe the strength of the option underlying market and the turning point of the underlying market [5] Group 4: Option Factor - Pressure and Support Levels - Pressure and support levels for each option are determined based on the strike prices with the largest open interest of call and put options [6] Group 5: Option Factor - Implied Volatility - Implied volatility data, including at - the - money implied volatility, weighted implied volatility, and its change, are presented for different options [7] Group 6: Strategy and Recommendations for Each Option Type Crude Oil Options - Fundamental Analysis: US refinery demand is stabilizing and rising, shale oil production cut is small, OPEC exports are increasing but mostly absorbed by China, and European refined product inventory is decreasing while crude oil inventory is rising [8] - Market Analysis: The crude oil market has shown a pattern of weakening, consolidation, and then a rebound since July [8] - Option Factor Analysis: Implied volatility has declined to near the average, open interest PCR indicates a weak market, and the pressure and support levels are 500 and 450 respectively [8] - Strategy Recommendations: For volatility, construct a neutral short call + put option combination; for spot hedging, use a long collar strategy [8] LPG Options - Fundamental Analysis: High production and inventory in the US, potential extreme weather in winter and Sino - US trade trends may affect prices, and OPEC + policies will impact future exports [10] - Market Analysis: The LPG market has experienced a decline, followed by a rebound and then a resistance to further increase [10] - Option Factor Analysis: Implied volatility has significantly declined to below the average, open interest PCR indicates a weak market, and the pressure and support levels are 4500 and 4000 respectively [10] - Strategy Recommendations: Similar to crude oil, construct a neutral short call + put option combination for volatility and a long collar strategy for spot hedging [10] Methanol Options - Fundamental Analysis: Port inventory is increasing at a slower rate, and enterprise inventory is at a relatively low level year - on - year [10] - Market Analysis: The methanol market has shown a weak trend with some rebounds [10] - Option Factor Analysis: Implied volatility fluctuates around the historical average, open interest PCR indicates a weak and volatile market, and the pressure and support levels are 2300 and 2200 respectively [10] - Strategy Recommendations: Construct a short - biased call + put option combination for volatility and a long collar strategy for spot hedging [10] Ethylene Glycol Options - Fundamental Analysis: EG load has decreased, port inventory is increasing, and it has entered a inventory accumulation cycle [11] - Market Analysis: The ethylene glycol market has been in a weak trend [11] - Option Factor Analysis: Implied volatility fluctuates below the average, open interest PCR indicates strong short - side power, and the pressure and support levels are 4500 and 4050 respectively [11] - Strategy Recommendations: Construct a bear spread strategy for direction, a short - volatility strategy for volatility, and a long collar strategy for spot hedging [11] Polypropylene Options - Fundamental Analysis: PP inventory pressure is higher than PE [11] - Market Analysis: The polypropylene market has shown a weak trend [11] - Option Factor Analysis: Implied volatility has declined to near the average, open interest PCR indicates a weak market, and the pressure and support levels are 7000 and 6300 respectively [11] - Strategy Recommendations: Use a long collar strategy for spot hedging [11] Rubber Options - Fundamental Analysis: Imported rubber prices are rising, but downstream procurement is weak [12] - Market Analysis: The rubber market has been in a weak consolidation pattern [12] - Option Factor Analysis: Implied volatility has decreased to below the average, open interest PCR is below 0.6, and the pressure and support levels are 17000 and 14000 respectively [12] - Strategy Recommendations: Construct a short - biased call + put option combination for volatility [12] PTA Options - Fundamental Analysis: PTA load is increasing slightly, and maintenance volume in October has decreased [12] - Market Analysis: The PTA market has shown a weak trend [12] - Option Factor Analysis: Implied volatility fluctuates at a relatively high level, open interest PCR indicates a volatile market, and the pressure and support levels are 4600 and 4300 respectively [12] - Strategy Recommendations: Construct a short - biased call + put option combination for volatility [12] Caustic Soda Options - Fundamental Analysis: Non - aluminum demand for caustic soda has not shown significant restocking, and cost support has weakened [13] - Market Analysis: The caustic soda market has been in a weak downward trend [13] - Option Factor Analysis: Implied volatility is at a high level, open interest PCR indicates a weak and volatile market, and the pressure and support levels are 2600 and 2240 respectively [13] - Strategy Recommendations: Construct a bear spread strategy for direction and a long collar strategy for spot hedging [13] Soda Ash Options - Fundamental Analysis: Soda ash inventory has increased slightly [13] - Market Analysis: The soda ash market has been in a weak consolidation pattern [13] - Option Factor Analysis: Implied volatility is at a relatively high historical level, open interest PCR indicates strong short - side pressure, and the pressure and support levels are 1300 and 1100 respectively [13] - Strategy Recommendations: Construct a short - volatility combination strategy for volatility and a long collar strategy for spot hedging [13] Urea Options - Fundamental Analysis: Enterprise inventory is at a high level year - on - year, and port inventory is decreasing [14] - Market Analysis: The urea market has been in a weak and volatile pattern [14] - Option Factor Analysis: Implied volatility fluctuates around the historical average, open interest PCR indicates strong short - side pressure, and the pressure and support levels are 1800 and 1600 respectively [14] - Strategy Recommendations: Construct a neutral short call + put option combination for volatility and a long collar strategy for spot hedging [14] Group 7: Charts - Charts for each option type are provided, including price trends, volume and open interest, PCR indicators, implied volatility, historical volatility cones, and pressure and support levels [15][36][54]

Report Summary 1. Investment Rating The document does not mention the industry investment rating. 2. Core Viewpoint The overall trend of agricultural products shows that oilseeds and oils are weakly volatile, while other categories such as agricultural by - products, soft commodities, and grains maintain a volatile or weakly volatile pattern. The strategy suggests constructing option portfolio strategies mainly based on sellers, as well as spot hedging or covered strategies to enhance returns [2]. 3. Summary by Category 3.1 Futures Market Overview - The latest prices, price changes, trading volumes, and open interest changes of various agricultural product futures are presented, including soybeans, soybean meal, palm oil, etc. For example, the latest price of soybeans (A2601) is 4,092, with a decrease of 12 and a decline rate of 0.29% [3]. 3.2 Option Factor - Volume and Open Interest PCR - The volume and open interest PCR of various agricultural product options are provided, which are used to describe the strength of the option underlying market and the turning point of the underlying market respectively. For instance, the volume PCR of soybeans is 0.82, and the open interest PCR is 1.05 [4]. 3.3 Option Factor - Pressure and Support Levels - The pressure and support levels of various agricultural product options are analyzed. For example, the pressure level of soybeans is 4,200, and the support level is 4,050 [5]. 3.4 Option Factor - Implied Volatility - The implied volatility of various agricultural product options is given, including at - the - money implied volatility, weighted implied volatility, etc. For example, the at - the - money implied volatility of soybeans is 12.545% [6]. 3.5 Strategy and Recommendations - **Oilseeds and Oils Options** - **Soybeans**: The fundamental situation of soybeans shows that the CNF premium of Brazilian soybeans has decreased, and the planting progress of new - crop Brazilian soybeans is relatively fast. The option strategy includes constructing a neutral call + put option combination strategy and a long collar strategy for spot hedging [7]. - **Soybean Meal**: The daily average trading volume of soybean meal has decreased, and the option strategy includes constructing a bear spread strategy for directional trading and a short neutral call + put option combination strategy for volatility trading, as well as a long collar strategy for spot hedging [9]. - **Palm Oil**: The production of palm oil has increased. The option strategy includes constructing a short bearish call + put option combination strategy and a long collar strategy for spot hedging [9]. - **Peanuts**: The trading volume of peanuts has increased, but the downstream consumption is still weak. The option strategy includes a long collar strategy for spot hedging [10]. - **Agricultural By - products Options** - **Pigs**: The average price of pig slaughter has increased, but the market is still in a weak state. The option strategy includes constructing a bear spread strategy for directional trading, a short bearish call + put option combination strategy for volatility trading, and a covered call strategy for spot hedging [10]. - **Eggs**: The number of newly - hatched laying hens is expected to decrease. The option strategy includes constructing a bear spread strategy for directional trading, a short bearish call + put option combination strategy for volatility trading [11]. - **Apples**: The yield and high - quality fruit rate of apples have decreased, and the price has increased. The option strategy includes constructing a short bullish call + put option combination strategy and a long collar strategy for spot hedging [11]. - **Jujubes**: The ordering process of jujubes in Xinjiang is progressing rapidly. The option strategy includes constructing a short bullish strangle option combination strategy and a covered call strategy for spot hedging [12]. - **Soft Commodities Options** - **Sugar**: The price of sugar has fluctuated. The option strategy includes constructing a short bearish call + put option combination strategy and a long collar strategy for spot hedging [12]. - **Cotton**: The price of cotton has shown a short - term weak trend. The option strategy includes constructing a short bearish call + put option combination strategy and a covered call strategy for spot hedging [13]. - **Grains Options** - **Corn**: The upstream and downstream of the corn market are in a game state. The option strategy includes constructing a short bearish call + put option combination strategy [13].

1. Report Industry Investment Rating There is no information provided regarding the report industry investment rating in the given content. 2. Core Viewpoints of the Report - The energy - chemical sector is mainly divided into energy, alcohols, polyolefins, rubber, polyesters, alkalis, and others. Options strategies and suggestions are provided for selected varieties in each sector, and option strategy reports are prepared for each option variety based on underlying market analysis, option factor research, and option strategy suggestions [9]. - Overall, the report suggests constructing option combination strategies mainly based on sellers, as well as spot hedging or covered strategies to enhance returns [3]. 3. Summary by Relevant Catalogs 3.1 Futures Market Overview - The report provides the latest prices, price changes, price change percentages, trading volumes, volume changes, open interests, and open interest changes of various energy - chemical futures, including crude oil, liquefied petroleum gas (LPG), methanol, ethylene glycol, etc. For example, the latest price of crude oil futures (SC2512) is 449, with a price increase of 7 and a price increase percentage of 1.65% [4]. 3.2 Option Factor - Volume and Open Interest PCR - It shows the trading volumes, volume changes, open interests, open interest changes, volume PCR (Put - Call Ratio), volume PCR changes, open interest PCR, and open interest PCR changes of various energy - chemical options. For instance, the volume PCR of crude oil options is 0.52, with a change of - 0.13, and the open interest PCR is 0.56, with a change of 0.01 [5]. 3.3 Option Factor - Pressure and Support Levels - The report presents the at - the - money strike prices, pressure points, pressure point offsets, support points, support point offsets, maximum call option open interests, and maximum put option open interests of various energy - chemical options. For example, the pressure point of crude oil options is 500, and the support point is 400 [6]. 3.4 Option Factor - Implied Volatility - It provides the at - the - money implied volatility, weighted implied volatility, weighted implied volatility changes, annual average implied volatility, call option implied volatility, put option implied volatility, 20 - day historical volatility, and implied - historical volatility differences of various energy - chemical options. For example, the at - the - money implied volatility of crude oil options is 28.2, and the weighted implied volatility is 30.84, with a change of - 2.19 [7]. 3.5 Strategy and Suggestions 3.5.1 Energy - related Options (Crude Oil) - **Underlying Market Analysis**: OPEC maintains a principle - based production increase of 137,000 barrels per day. The U.S. shale oil production has slightly increased, and refineries are in a seasonal decline but are about to enter a small demand peak. The crack spread of refined oil has declined, and the monthly spread of crude oil is stronger than the single - price performance. Since July, crude oil has gradually weakened and then traded in a range, showing a weak market trend with upward pressure [8]. - **Option Factor Research**: The implied volatility of crude oil options has declined to near the average. The open interest PCR is around 0.60, indicating a recent weak crude oil market. The pressure point is 500, and the support point is 400 [8]. - **Option Strategy Suggestions**: No directional strategy is recommended. A volatility strategy of selling a relatively neutral combination of call and put options is proposed to obtain option time value and directional returns, with dynamic adjustment of positions to keep the delta neutral. A spot long - hedging strategy of constructing a long collar strategy is also suggested [8]. 3.5.2 Energy - related Options (LPG) - **Underlying Market Analysis**: In September, the estimated domestic LPG commercial volume was 1.6221 million tons, a month - on - month decrease of 5.65%. Since July, LPG has shown a market trend of over - sold rebound with upward pressure [10]. - **Option Factor Research**: The implied volatility of LPG options has significantly declined to below the average. The open interest PCR is around 0.70, indicating a recent weak LPG market. The pressure point is 4500, and the support point is 3600 [10]. - **Option Strategy Suggestions**: No directional strategy is recommended. A volatility strategy of selling a relatively neutral combination of call and put options is proposed, along with a spot long - hedging strategy of constructing a long collar strategy [10]. 3.5.3 Alcohol - related Options (Methanol) - **Underlying Market Analysis**: The port inventory is 1.4914 million tons, a month - on - month decrease of 51,800 tons. The enterprise inventory is 359,900 tons, a month - on - month increase of 20,500 tons. Since July, methanol has shown a weak market trend with upward pressure [10]. - **Option Factor Research**: The implied volatility of methanol options fluctuates around the historical average. The open interest PCR is below 0.80, indicating a recent weak and volatile methanol market. The pressure point is 2300, and the support point is 2250 [10]. - **Option Strategy Suggestions**: No directional strategy is recommended. A volatility strategy of selling a relatively bearish combination of call and put options is proposed, along with a spot long - hedging strategy of constructing a long collar strategy [10]. 3.5.4 Alcohol - related Options (Ethylene Glycol) - **Underlying Market Analysis**: The port inventory is 541,000 tons, a month - on - month increase of 34,000 tons. Since July, ethylene glycol has shown a weak market trend with upward pressure [11]. - **Option Factor Research**: The implied volatility of ethylene glycol options fluctuates below the average. The open interest PCR is around 0.70, indicating strong recent bearish forces. The pressure point is 4500, and the support point is 4050 [11]. - **Option Strategy Suggestions**: A directional strategy of constructing a bear - spread combination of put options is recommended. A volatility strategy of shorting volatility is proposed, along with a spot long - hedging strategy [11]. 3.5.5 Polyolefin - related Options (Polypropylene) - **Underlying Market Analysis**: The inventory of PP production enterprises, traders, and ports has decreased. Since July, polypropylene has shown a weak market trend with upward bearish pressure [11]. - **Option Factor Research**: The implied volatility of polypropylene options has declined to near the average. The open interest PCR is around 0.70, indicating a recent weak polypropylene market. The pressure point is 7300, and the support point is 6300 [11]. - **Option Strategy Suggestions**: No directional or volatility strategy is recommended. A spot long - hedging strategy of holding a long position in the underlying + buying an at - the - money put option + selling an out - of - the - money call option is proposed [11]. 3.5.6 Rubber - related Options (Rubber) - **Underlying Market Analysis**: The social inventory of natural rubber in China has decreased. Since July, rubber has shown a weak and volatile market trend with support below and pressure above [12]. - **Option Factor Research**: The implied volatility of rubber options has rapidly increased and then declined to near the average. The open interest PCR is below 0.60. The pressure point has significantly moved down to 17000, and the support point is 14000 [12]. - **Option Strategy Suggestions**: No directional strategy is recommended. A volatility strategy of selling a relatively bearish combination of call and put options is proposed. No spot hedging strategy is provided [12]. 3.5.7 Polyester - related Options (PTA) - **Underlying Market Analysis**: The overall social inventory of PTA (excluding credit warehouse receipts) has increased slightly. Since July, PTA has shown a weak and bearish market trend with upward pressure [12]. - **Option Factor Research**: The implied volatility of PTA options fluctuates at a relatively high level above the average. The open interest PCR is around 0.70, indicating a recent volatile PTA market. The pressure point is 4600, and the support point is 4300 [12]. - **Option Strategy Suggestions**: No directional strategy is recommended. A volatility strategy of selling a relatively bearish combination of call and put options is proposed. No spot hedging strategy is provided [12]. 3.5.8 Alkali - related Options (Caustic Soda) - **Underlying Market Analysis**: The average capacity utilization rate of caustic soda sample enterprises has decreased. Since July, caustic soda has shown a weak and bearish market trend with upward pressure [13]. - **Option Factor Research**: The implied volatility of caustic soda options fluctuates at a relatively high level. The open interest PCR is around 0.90, indicating a recent weak and volatile caustic soda market. The pressure point is 2600, and the support point is 2280 [13]. - **Option Strategy Suggestions**: A directional strategy of constructing a bear - spread combination is recommended. No volatility strategy is provided. A spot collar hedging strategy is proposed [13]. 3.5.9 Alkali - related Options (Soda Ash) - **Underlying Market Analysis**: The in - plant inventory of soda ash has increased. Since July, soda ash has shown a low - level and volatile market trend with support below [13]. - **Option Factor Research**: The implied volatility of soda ash options fluctuates at a relatively high historical level. The open interest PCR is below 0.60, indicating strong bearish pressure. The pressure point is 1400, and the support point is 1100 [13]. - **Option Strategy Suggestions**: A volatility strategy of shorting the volatility combination is proposed. A spot long - hedging strategy of constructing a long collar strategy is also suggested [13]. 3.5.10 Other Options (Urea) - **Underlying Market Analysis**: The enterprise and port inventories of urea have increased. Since July, urea has shown a low - level and volatile market trend [14]. - **Option Factor Research**: The implied volatility of urea options fluctuates slightly around the historical average. The open interest PCR is below 0.60, indicating strong bearish pressure. The pressure point is 1800, and the support point is 1600 [14]. - **Option Strategy Suggestions**: A directional strategy of constructing a bear - spread combination of put options is recommended. A volatility strategy of selling a relatively bearish combination of call and put options is proposed, along with a spot hedging strategy [14].

1. Report Industry Investment Rating No relevant content provided. 2. Core Viewpoints of the Report - The energy and chemical sector is mainly divided into energy, alcohols, polyolefins, rubber, polyesters, alkalis, and others. For each sector, options strategies and suggestions are provided for selected varieties. Each option variety's strategy report includes underlying market analysis, option factor research, and option strategy suggestions [9]. - The overall strategy is to construct option portfolio strategies mainly based on sellers, as well as spot hedging or covered strategies to enhance returns [3]. 3. Summary by Related Catalogs 3.1 Futures Market Overview - **Data of Various Options**: The report provides the latest prices, price changes, price change rates, trading volumes, volume changes, open interest, and open interest changes of various energy and chemical option underlying futures contracts, such as crude oil, liquefied petroleum gas (LPG), methanol, etc. [4]. 3.2 Option Factors - Volume and Open Interest PCR - **Concept Explanation**: The PCR indicator includes volume PCR (put option volume / call option volume) and open interest PCR (put option open interest / call option open interest). Volume PCR is mainly used to describe whether the underlying market has a turning point, while open interest PCR is used to describe the strength of the underlying market [5]. - **Data of Various Options**: The report presents the volume, volume changes, open interest, open interest changes, volume PCR, volume PCR changes, open interest PCR, and open interest PCR changes of various options [5]. 3.3 Option Factors - Pressure and Support Levels - **Determination Method**: The pressure and support levels of the underlying are determined from the strike prices with the largest open interest of call and put options [6]. - **Data of Various Options**: The report provides the pressure points, pressure point offsets, support points, support point offsets, maximum call option open interest, and maximum put option open interest of various options [6]. 3.4 Option Factors - Implied Volatility - **Calculation Method**: The implied volatility includes at - the - money implied volatility (the arithmetic average of call and put at - the - money option implied volatilities) and weighted implied volatility (using volume - weighted average) [7]. - **Data of Various Options**: The report shows the at - the - money implied volatility, weighted implied volatility, weighted implied volatility changes, annual average implied volatility, call option implied volatility, put option implied volatility, historical 20 - day volatility, and the difference between implied and historical volatility of various options [7]. 3.5 Option Strategies and Suggestions for Different Varieties 3.5.1 Energy - related Options - **Crude Oil**: - **Underlying Market Analysis**: OPEC maintains a 137,000 - barrel - per - day increase. The US shale oil production has slightly increased, and refinery operations are seasonally declining but approaching a small demand peak. The crack spread of refined oil has declined, and the monthly spread of crude oil is stronger than the single - price performance. The market has shown a weak trend overall since July [8]. - **Option Factor Research**: The implied volatility of crude oil options has declined to near the average. The open interest PCR is around 0.60, indicating a weak market. The pressure level is 500, and the support level is 400 [8]. - **Option Strategy Suggestions**: Directional strategy: None. Volatility strategy: Construct a neutral - biased short call + put option combination strategy. Spot long - hedging strategy: Construct a long collar strategy [8]. - **LPG**: - **Underlying Market Analysis**: In September, the estimated domestic LPG commodity volume decreased. The market has shown a pattern of over - decline and rebound with pressure above [10]. - **Option Factor Research**: The implied volatility of LPG options has significantly declined to below the average. The open interest PCR is around 0.60, indicating a weak market. The pressure level is 4500, and the support level is 3600 [10]. - **Option Strategy Suggestions**: Directional strategy: None. Volatility strategy: Construct a neutral - biased short call + put option combination strategy. Spot long - hedging strategy: Construct a long collar strategy [10]. 3.5.2 Alcohol - related Options - **Methanol**: - **Underlying Market Analysis**: Port inventory has decreased, and enterprise inventory has increased. The market has shown a weak trend with pressure above [10]. - **Option Factor Research**: The implied volatility of methanol options fluctuates around the historical average. The open interest PCR is below 0.80, indicating a weak and volatile market. The pressure level is 2300, and the support level is 2250 [10]. - **Option Strategy Suggestions**: Directional strategy: None. Volatility strategy: Construct a short - biased short call + put option combination strategy. Spot long - hedging strategy: Construct a long collar strategy [10]. - **Ethylene Glycol**: - **Underlying Market Analysis**: Port inventory has increased, and the market has entered a inventory - building cycle. The market has shown a weak trend [11]. - **Option Factor Research**: The implied volatility of ethylene glycol options fluctuates below the average. The open interest PCR is around 0.60, indicating strong short - side power. The pressure level is 4500, and the support level is 4050 [11]. - **Option Strategy Suggestions**: Directional strategy: Construct a bear spread strategy using put options. Volatility strategy: Construct a short - volatility strategy. Spot long - hedging strategy: Hold a long spot position + buy a put option + sell an out - of - the - money call option [11]. 3.5.3 Polyolefin - related Options - **Polypropylene**: - **Underlying Market Analysis**: PP production enterprise inventory has decreased, and the market has shown a weak trend with downward pressure [11]. - **Option Factor Research**: The implied volatility of polypropylene options has declined to near the average. The open interest PCR is around 0.70, indicating a weak market. The pressure level is 7300, and the support level is 6300 [11]. - **Option Strategy Suggestions**: Directional strategy: None. Volatility strategy: None. Spot long - hedging strategy: Hold a long spot position + buy an at - the - money put option + sell an out - of - the - money call option [11]. 3.5.4 Rubber - related Options - **Rubber**: - **Underlying Market Analysis**: The social inventory of natural rubber in China has decreased. The market has shown a weak and volatile pattern with support below and pressure above [12]. - **Option Factor Research**: The implied volatility of rubber options has risen sharply and then declined to near the average. The open interest PCR is around 0.60. The pressure level has dropped significantly to 17000, and the support level is 14000 [12]. - **Option Strategy Suggestions**: Directional strategy: None. Volatility strategy: Construct a short - biased short call + put option combination strategy. Spot hedging strategy: None [12]. 3.5.5 Polyester - related Options - **PTA**: - **Underlying Market Analysis**: The overall social inventory of PTA has increased slightly, and the market has shown a weak and short - biased trend with pressure above [12]. - **Option Factor Research**: The implied volatility of PTA options fluctuates at a relatively high level. The open interest PCR is around 0.70, indicating a volatile market. The pressure level is 4600, and the support level is 4300 [12]. - **Option Strategy Suggestions**: Directional strategy: None. Volatility strategy: Construct a short - biased short call + put option combination strategy. Spot hedging strategy: None [12]. 3.5.6 Alkali - related Options - **Caustic Soda**: - **Underlying Market Analysis**: The average utilization rate of caustic soda production capacity has decreased. The market has shown a weak and short - biased trend recently [13]. - **Option Factor Research**: The implied volatility of caustic soda options fluctuates at a relatively high level. The open interest PCR is around 0.90, indicating a weak and volatile market. The pressure level is 2720, and the support level is 2280 [13]. - **Option Strategy Suggestions**: Directional strategy: Construct a bear spread strategy. Volatility strategy: None. Spot collar hedging strategy: Hold a long spot position + buy a put option + sell an out - of - the - money call option [13]. - **Soda Ash**: - **Underlying Market Analysis**: The in - plant inventory of soda ash has increased. The market has shown a low - level and weak - volatile pattern with support below [13]. - **Option Factor Research**: The implied volatility of soda ash options fluctuates at a relatively high historical level. The open interest PCR is below 0.60, indicating strong short - side pressure. The pressure level is 1400, and the support level is 1100 [13]. - **Option Strategy Suggestions**: Directional strategy: None. Volatility strategy: Construct a short - volatility combination strategy. Spot long - hedging strategy: Construct a long collar strategy [13]. 3.5.7 Urea Options - **Underlying Market Analysis**: The enterprise inventory of urea has increased, and the market has shown a low - level and weak - volatile pattern [14]. - **Option Factor Research**: The implied volatility of urea options fluctuates slightly around the historical average. The open interest PCR is below 0.60, indicating strong short - side pressure. The pressure level is 1800, and the support level is 1600 [14]. - **Option Strategy Suggestions**: Directional strategy: Construct a bear spread strategy using put options. Volatility strategy: Construct a short - biased short call + put option combination strategy. Spot hedging strategy: Hold a long spot position + buy an at - the - money put option + sell an out - of - the - money call option [14].